Home / 17,923.40-24,734.60-9,857.40

Finding the Fourth Proportional to 17,923.40, 24,734.60 and 9,857.40

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Solution

The fourth proportional to 17,923.40, 24,734.60 and 9,857.40 is: 13,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923.40 : 24,734.60 = 9,857.40 : x
  2. Step 2: Convert to fraction form
    17,923.40/24,734.60 = 9,857.40/x
  3. Step 3: Cross multiply
    17,923.40x = 24,734.60 × 9,857.40
  4. Step 4: Simplify right side
    17,923.40x = 243,818,846.04
  5. Step 5: Solve for x
    x = 243,818,846.04/17,923.40
  6. Step 6: Final answer
    x = 13,603.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.